WEB4 days ago · Gwen Stefani Honored With Star On The Hollywood Walk Of Fame. Picture: Getty As of 2024, Gwen Stefani is 54 years old. She was born on October 3, 1969, in Fullerton, California. Gwen Stefani's parents are Dennis Stefani and Patti Flynn. She has three siblings: an older brother, Eric Stefani, a younger brother, Todd Stefani, and a …